Add 15/8 and 45/15
1st number: 1 7/8, 2nd number: 3 0/15
15/8 + 45/15 is 39/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 15 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 8 × 15 = 120,
15/8 = 15 × 15/8 × 15 = 225/120 - Likewise, for the 2nd fraction, since 15 × 8 = 120,
45/15 = 45 × 8/15 × 8 = 360/120 - Add the two like fractions:
225/120 + 360/120 = 225 + 360/120 = 585/120 - 585/120 simplified gives 39/8
- So, 15/8 + 45/15 = 39/8
In mixed form: 47/8
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